/*
 * Copyright 1999-2004 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#if !defined(XALANTRANSFORMEROUTPUTSTREAM_HEADER_GUARD_1357924680)
#define XALANTRANSFORMEROUTPUTSTREAM_HEADER_GUARD_1357924680



// Base include file.  Must be first.
#include <xalanc/XalanTransformer/XalanTransformerDefinitions.hpp>



// Base class header file.
#include <xalanc/PlatformSupport/XalanOutputStream.hpp>



XALAN_CPP_NAMESPACE_BEGIN



// A class for output to a user defined (callback) function.
class XALAN_TRANSFORMER_EXPORT XalanTransformerOutputStream : public XalanOutputStream
{
public:

	/**
	 * Construct a XalanTransformerOutputStream instance for output to a
	 * user defined (callback) function.
	 *
	 * @param theOutputHandle	void pointer passed through to callback.
	 * @param theOutputHandler	a user defined (callback) function.
	 * @param theFlushHandler	a user defined (callback) function.
	 */
    XalanTransformerOutputStream(
        MemoryManagerType&          theManager,
		void*						theOutputHandle, 
		XalanOutputHandlerType		theOutputHandler,
		XalanFlushHandlerType		theFlushHandler = 0);


    virtual
	~XalanTransformerOutputStream();

protected:

	virtual void
	writeData(
			const char*		    theBuffer,
			size_type		    theBufferLength);

	virtual void
	doFlush();

private:	
	
    // These are not implemented...
    XalanTransformerOutputStream(const XalanTransformerOutputStream&);

    XalanTransformerOutputStream&
	operator=(const XalanTransformerOutputStream&);

	void* const				m_outputHandle;

	XalanOutputHandlerType	m_outputHandler;

	XalanFlushHandlerType	m_flushHandler;
};



XALAN_CPP_NAMESPACE_END



#endif	// XALANTRANSFORMEROUTPUTSTREAM_HEADER_GUARD_1357924680


